What is the difference between protecting the innocent and punishing the guilty? In a world divided between human naturalists and magical wielders, Audra is a naturalist who has made it her purpose in life to track down and rid her kingdom of the magical monsters after losing those she loved. This leads to her attending the famed Naturalist Academy where she learns the art of battle. When a wielder rebellion begins to form, she doesn't hesitate to claim the opportunity to find each and every one of them and not only expose them for the monsters they are, but to end their uprising. However, after being sent to uncover evidence to condemn a rumored sympathizing country, she discovers more than expected. What is the price of vengeance?